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Taxon: Cucurbita ecuadorensis H. C. Cutler & Whitaker

Genus: Cucurbita
Family: Cucurbitaceae tribe: Cucurbiteae.
Nomen number: 12587
Place of publication: Ann. Missouri Bot. Gard. 55:392. 1969
Name verified on: 17-Feb-2005 by ARS Systematic Botanists. Last updated: 17-Feb-2005
Species priority site is: Plant Genetic Resources Conservation Unit, Griffin, GA (S9).
Accessions: 9 in National Plant Germplasm System.
  • all available ) NPGS accessions. or .
  • all available ) NPGS accessions by country.
  • Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.


Economic importance:

  • Gene sources: potential for disease resistance in pepo pumpkin/squash   (based on immunity to at least five different viral diseases fide Syst Ecogeogr Stud 1:33. 1995)
  • Gene sources: secondary genetic relative of maxima pumpkin/squash   (based on partially fertile hybrids with Cucurbita maxima as female parent fide Genetics 114:594. 1986)
  • Gene sources: secondary genetic relative of pepo pumpkin/squash   (based on partially fertile hybrids with Cucurbita maxima fide Syst Ecogeogr Stud 1:27. 1995)
  • Gene sources: tertiary genetic relative of moschata pumpkin/squash   (based on sterile hybrids with Cucurbita moschata fide Syst Ecogeogr Stud 1:28. 1995)
  • Gene sources: tertiary genetic relative of cushaw   (based on sterile hybrids with Cucurbita argyrosperma fide Syst Ecogeogr Stud 1:25. 1995)
  • Gene sources: tertiary genetic relative of fig-leaf gourd   (based on sterile hybrids with Cucurbita ficifolia fide Syst Ecogeogr Stud 1:25. 1995)

Distributional range:

      Native:
  • SOUTHERN AMERICA
    Western South America: Ecuador - Guayas [w.], Manabi

References:

  • Fursa, T. B. & A. I. Filov. 1982. Cucurbitaceae (Citrullus, Cucurbita). Kul't. Flora SSSR 21:177.
  • Gong, L. et al. 2013. Genetic relationships and evolution in Cucurbita as viewed with simple sequence repeat polymorphisms: the centrality of C. okeechobeensis. Genet. Resources Crop Evol. 60:1531–1546.
  • Jørgensen, P. M. & S. León-Yánez, eds. 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75.
  • Lira-Saade, R. 1995. Estudios taxonómicos y ecogeográficos de las Cucurbitaceae Latinoamericanas de importancia económica. Syst. Ecogeogr. Stud. Crop Genepools 9:79–80.
  • Nee, M. 1990. The domestication of Cucurbita (Cucurbitaceae). Econ. Bot. 44(3 suppl.):58. [mentions].
  • Sanjur, O. I. et al. 2002. Phylogenetic relationships among domesticated and wild species of Cucurbita (Cucurbitaceae) inferred from a mitochondrial gene: Implications for crop plant evolution and areas of origin. Proc. Natl. Acad. Sci. U.S.A. 99:535–540.
  • Weeden, N. F. & R. W. Robinson. 1986. Allozyme segregation ratios in the interspecific cross Cucurbita maxima × C. ecuadorensis suggest that hybrid breakdown is not caused by minor alterations in chromosome structure. Genetics 114:593–609.
More:

Check other web resources for Cucurbita ecuadorensis H. C. Cutler & Whitaker:

  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Images:

More:
  • Check PlantSystematics.org for additional images
  • Google Images Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

| USDA | ARS | GRIN | NPGS | New Search |

Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?12587 (25 October 2014)

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